john, thanks very much. a number of other swing state polls from other news organizations also show a very, very tight race. our chief political analyst gloria borger taking a look at some of these other numbers. colorado obviously important. florida, virginia, certainly ohio. but look at these numbers. this is from the new nbc "the wall street journal" poll in iowa obama 50%, romney 44%. much closer in new hampshire. obama 49%, romney 47% within the sampling error. wisconsin similarly 49%, 46%. these states are pretty important as well. >> every state. all of these battleground states are very important. there are different permutations to get to the all important 270. you look at a tiny state like new hampshire which is so close, four electoral votes, wolf, but it's the last place mitt romney is going to visit before he goes home to boston to vote. the president's going to be there. this could be the difference in the electoral college. if you look at iowa and wisconsin, two other numbers you just threw ou